Donate
Open daily 10 a.m. to 5:30 p.m.
Admission is always free!
2 Massachusetts Ave., N.E. Washington, DC 20002
The museum's main entrance is located on the corner of First Street and Massachusetts Avenue NE. Other entrances have variable hours.
Holiday Stamps Family Festival Saturday, September 14; 11:30 a.m.–4 p.m. ET